isGuarded() public static méthode

public static isGuarded ( $fieldName )
echo $gen->templatesDir();
?>
.common.search-btn')</td>
			</form>
		</tr>
	    </thead>

	    <tbody>
	    	@forelse ( $records as $record )
		    	<tr>
					<?php 
foreach ($fields as $field) {
    ?>
<td>
						<?php 
    if (!\Nvd\Crud\Db::isGuarded($field->name)) {
        ?>
<span class="editable"
							  data-type="<?php 
        echo \Nvd\Crud\Html::getInputType($field);
        ?>
"
							  data-name="<?php 
        echo $field->name;
        ?>
"
							  data-value="{{ $record-><?php 
        echo $field->name;
        ?>
 }}"
							  data-pk="{{ $record->{$record->getKeyName()} }}"